First time here? Check out the Tour!
I have created a custom service, and now I want to add different characteristics to it but with completely different uuids, not only the 12-13 octets.
This service will have 23 characteristics with completely different UUIDS. I tried to ... (more)
Forgive me if this is a stupid question, but I am new to programming microcontrollers other than Arduino and SPI in general.
I have a DAC that has a 16-bit register and I need to write to it using SPI ... (more)
I can't open a com port after starting the nRF Connect app. This happens in Windows (native) and also a Linux virtual host with the com port passed through. I'm using a nRF51 DK.
Unable to read connectivity ... (more)
Hi all, I have here NRF51-DK, I am a bit familiar with the kit for a while. Now I want to make a system using NRF518422 chip. I manage to find a module - "Taiyo Yuden EYAGJNZXX".
My question is, Is ... (more)
Hi, I am using SDK v12.2 and gcc compiler. S132 softdevice for nrf51 controller.
I am using muliple nrf51 devices to connect each other and share sensor data with each other. I am thinking to set one as central ... (more)
I have an nRF51 DK, found here https://www.nordicsemi.com/eng/Produc.... I am using SDK V11.0 and S130 V2.0. I am developing on a Linux machine.
I can compile and run the blinky example successfully ... (more)
Hi<br> I'm trying to communicate between nrf51-DK and arduino using twi. I was able to send data from nrf51-DK to arduino using nrf_drv_twi_tx but when I'm trying to send the data from arduino to DK, I'm ... (more)
I am testing out the Bluetooth Mesh SDK 0.9.1 Alpha using the light control client/server example. The examples have not been modified.
I have set up a nRF52 development kit as the client, and a nRF51 development ... (more)
I am using the esb_tx example on an nRF51 DK board modified to send BLE advertising packets at 1 KHz.
I am receiving the packets on a BlueTooth sniffer. The contents of packets is fine, but about 5% of the ... (more)
Can nRF51422 or nRF51822 can be used as bluetooth device for Raspberry pi?
As I can see on the terminal Linux, the
hciconfig log says, raspberry pi 3's Bluetooth device is connected to board with UART Connection.
I'm ... (more)
I created an characteristic that has MAX_Length = 20 Bytes characteristic.
And When I'm trying to write less than 20bytes on this Characteristic, It Always send with 20Bytes with Zero filled data bytes.
For example, I'd like to write ... (more)
I am trying to program my custom board using the debug out from the nrf51-DK. I connect all the needed pins and on the nrfgo select the Segger but when I do this my nrf51-DK resets and it ... (more)
I'm wondering if my nRF DK51 is not broken as it behaves quite strange when trying to connect with a BLE Central (iOS and Android devices). For most of the part everything is ok (flashing, RTT, UART, BLE ... (more)
Our workshop is using custom PCBs for other manufacturer's developer kits, and I'd like to do a similar shield for our nRF51-DK boards. Can anyone provide a KiCad project file including schematic and board?
I'm working on a project based on the ble_app_uart_c central example in SDK 12.1. I'm polling the RSSI of a Nordic beacon using sd_ble_gap_rssi_get(), and the fastest update in RSSI I can get is between 60 and ... (more)
I'm trying to program a nRF51822 custom board using Debug out pin P19 of NRF51-DK through Keil MDK, here is the problem I encounter:
To simplify I just use the simple blinky_s130_pca10028 project. First I compile and load the ... (more)
I haven't been able to find a drawing file for the nRF51 Development Kit. Is there one out there?
Ideally, I'd like to get the drawing and a *.STP file for SolidWorks.
I'm trying to use the PPK with an nRF51 dev board, and I'm getting this output whenever I try to start the PPK Software:
Checking installed packages pyside: 1.2.4 pyqtgraph: 0.10.0 numpy: 1.11 ...
I am using the nrf51-dk on windows 10 and I tried to apply the latest mbed bootloader. After I do that and restart the chip, the device seems to mount and dismount repeatedly. I tried to download a simple program ... (more)
Hello, i need to count 1 or 2 minutes. Someone can recommend me if to do that is easier to use app_timer or RTC?
Which is the value that i have to put in the prescaler?
I work with nRF51 ... (more)
Hello, this is what I can think of when porting a project, but before that, a little background about my project:
it uses BLE (duh)
it uses uart to print test output
it uses buttons and leds as runtime indication ... (more)
Im based in the example of SDK12.0 - MULTILINK_CENTRAL and i have to know the RRSI value in dbm if it is possible from the peripheral device that is connected to me but i couldn't do that.
Somebody can ... (more)
I have a question about the SPI pin number on nrf51 Dk.
I don't understand when i look into the pca10028.h file, i see this mapping:
#define SPIM0_SCK_PIN 4 #define SPIM0_MOSI_PIN 1 #define SPIM0_MISO_PIN 3 #define ...
I am having interface nRF51 with RF receiver. Output of RF receiver connected with GPIO pin of nRF51.
How can I detect interrupt on gpio pin?
Thanks & Regards, Rajneesh
I have 2 chip; Bluegiga and nRF51-DK
I can easily advertise my custom service in Bluegiga chip. As you can see, nRF Connect application shows my service so that i can scan peripherals with service and connect via ... (more)
I am interfacing nRF905 as a receiver mode which are interface with nRF51 DK.
As a transmitter used this module https://www.alibaba.com/product-detai...
Can I receive data from above transmitter in nRF905?
I have ported receiver ... (more)
I tried to get the ble_app_proximity example to work today, with either the nRF51-DK, nRF51-Dongle or nRF52-DK, along with the Nordic Connect app on Android.
I encounter the following issues:
With nRF5 SDK v11, the code size became too large ... (more)
I'm trying cominicar me through Termite between the application plate (nRF51-Dk kit) and a device that supports BLE, but the connection between PC and the kit application I am doing through the TX and RX ports. But I can ... (more)
I'm trying to test the DFU over HCI included in the SDK examples but I can't make it work. This is all the information of the environment I'm using:
Hi I am getting some weird response from my nRF51-DK.
Situation 1: When I try to flash it with the Blinky code (\sdk11\examples\peripheral\blinky\pca10028\s130\arm5_no_packs) it builds, and flashes successfully. But it does not run the ... (more)